}
	ok, err := clnt.BucketExists(r.Context(), bucket)
	if err != nil {
		return nil, err
	}
	if !ok {
		return nil, os.ErrNotExist
	}

	pr, pw := io.Pipe()

	wa := &writerAt{
		buffer: make(map[int64][]byte),
		w:      pw,
		r:      pr,
		wg:     &sync.WaitGroup{},
	}
	wa.wg.Add(1)
	go func() {
		_, err := clnt.PutObject(r.Context(), bucket, object, pr, -1, minio.PutObjectOptions{

				if err == nil {
					if bi.pastPrefix(o.Prefix) {
						return entries, io.EOF
					}
				}
			}

			pr, pw := io.Pipe()
			go func() {
				werr := er.getObjectWithFileInfo(ctx, minioMetaBucket, o.objectPath(partN), 0,
					fi.Size, pw, fi, metaArr, onlineDisks)
				pw.CloseWithError(werr)
			}()

			tmp := newMetacacheReader(pr)
			e, err := tmp.filter(o)
			pr.CloseWithError(err)

			comp.Close()
			pw.CloseWithError(IncompleteBody{})
			return
		}
		// Close the stream.
		// If more than compMinIndexSize was written, generate index.
		if cn > compMinIndexSize {
			idx, err := comp.CloseIndex()
			idx = s2.RemoveIndexHeaders(idx)
			indexCh <- idx
			pw.CloseWithError(err)
			return
		}
		pw.CloseWithError(comp.Close())
	}()
	var gotIdx []byte

	if err != nil {
		return err
	}
	defer xhttp.DrainBody(respBody)

	pr, pw := io.Pipe()
	go func() {
		pw.CloseWithError(waitForHTTPStream(respBody, pw))
	}()
	mr := msgp.NewReader(pr)
	defer readMsgpReaderPoolPut(mr)
	for {
		var file ReadMultipleResp
		if err := file.DecodeMsg(mr); err != nil {

	if err != nil {
		return nil, err
	}

	if unlockOnDefer {
		unlockOnDefer = fi.InlineData()
	}

	pr, pw := xioutil.WaitPipe()
	go func() {
		pw.CloseWithError(er.getObjectWithFileInfo(ctx, bucket, object, off, length, pw, fi, metaArr, onlineDisks))
	}()

	// Cleanup function to cause the go routine above to exit, in
	// case of incomplete read.
	pipeCloser := func() {